MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 44ac54155cfc9c6bdfc900bf4d97ac3a42f83211b90738dda3e98efe042dff94. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry

Threat unknown

Vendor detections: 7

Intelligence 7 IOCs YARA 6 File information Comments

SHA256 hash:	44ac54155cfc9c6bdfc900bf4d97ac3a42f83211b90738dda3e98efe042dff94
SHA3-384 hash:	41c16245b71e3b920f5aed3892148587937e7d7ce11b746761d55c49f197faa58ea29570ce83b474b6268856a04788c8
SHA1 hash:	c1fa6a9f9606fc905af78d14afdc66a9f73a5af3
MD5 hash:	7a4b28a0fefe24ec6a85cb4990acbd26
humanhash:	zebra-uncle-seven-leopard
File name:	44.xlsb
Download:	download sample
File size:	83'226 bytes
First seen:	2021-02-26 21:12:34 UTC
Last seen:	2021-02-26 23:10:21 UTC
File type:	xlsx
MIME type:	application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
ssdeep	1536:ITPuMlQ+vlCGS9JGZj1jky04VyL3VBg077EqrYUor:GDVvIGkqj1I4cBXvnor
TLSH	A383BF3CDFBC6015CD15A03E821F8FF9B5AA11F90911B10992699B243E966630B9F4EF
Reporter	Cryptolaemus1
Tags:	TrickBot

Intelligence

File Origin

# of uploads :

# of downloads :

186

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

44.xlsb

Verdict:

No threats detected

Analysis date:

2021-02-26 21:26:06 UTC

Tags:

macros40

Link:

https://app.any.run/tasks/471b19ad-b6ae-4291-96ff-aa965dce86de

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Verdict:

Legit

File type:

application/vnd.openxmlformats-officedocument.spreadsheetml.sheet

Has a screenshot:

False

Contains macros:

False

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/119493/

Detection(s):

TwinWave.EvilDoc.XLSBDetonationPolicyKillzNoEasyWayOut.20201120.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

DNS request

Creating a process with a hidden window

Sending an HTTP GET request

Sending a custom TCP request by exploiting the app vulnerability

Launching a process by exploiting the app vulnerability

Result

Verdict:

Malicious

File Type:

OOXML Excel File with Excel4Macro

Link:

https://app.docguard.net/44ac54155cfc9c6bdfc900bf4d97ac3a42f83211b90738dda3e98efe042dff94/results/dashboard

Document image

Image:

Download PNG

Result

Threat name:

Unknown

Detection:

malicious

Classification:

expl

Score:

60 / 100

Link:

https://www.joesandbox.com/analysis/620035

Signature

Document exploit detected (creates forbidden files)

Document exploit detected (process start blacklist hit)

Document exploit detected (UrlDownloadToFile)

Sigma detected: Microsoft Office Product Spawning Windows Shell

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/44ac54155cfc9c6bdfc900bf4d97ac3a42f83211b90738dda3e98efe042dff94/

Threat name:

Document-Word.Trojan.Heuristic

Status:

Malicious

First seen:

2021-02-26 20:57:38 UTC

AV detection:

6 of 28 (21.43%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=iswfifk47sogxx6jac7u3f5mhjbpqmqrxedtrxnd5ghp4bbn76ka._file

Result

Malware family:

n/a

Score:

10/10

Tags:

macro xlm

Link:

https://tria.ge/reports/210226-mfsrntwdwj/

Behaviour

Checks processor information in registry

Enumerates system info in registry

Modifies Internet Explorer settings

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Process spawned unexpected child process

Malware Config

Dropper Extraction:

http://195.123.220.249/campo/t2/t2

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Trojan

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/44ac54155cfc9c6bdfc900bf4d97ac3a42f83211b90738dda3e98efe042dff94

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.